Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
1716195

1716195

Phoenix Contact

TERM BLK HEADER 4POS GREEN

0

0714150

0714150

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1703001

1703001

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

3073526

3073526

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1703739

1703739

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

1727647

1727647

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

1703425

1703425

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1716726

1716726

Phoenix Contact

TERM BLK HEADER 2POS GREEN

0

1716441

1716441

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1703030

1703030

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

1701498

1701498

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

3056145

3056145

Phoenix Contact

TERM BLK SCREW CLAMP 2POS GRAY

0

3056271

3056271

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3056226

3056226

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

0717571

0717571

Phoenix Contact

TERM BLK 1POS BLUE

0

3074952

3074952

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3075029

3075029

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3073678

3073678

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3073694

3073694

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3073788

3073788

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

Terminal Blocks - Panel Mount

1. Overview

Panel Mount Terminal Blocks are modular electrical connectors designed for permanent mounting on control panels or equipment chassis. They facilitate secure and organized termination of wires in industrial applications. These components play a critical role in ensuring reliable electrical connectivity, enabling efficient signal and power distribution across systems.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Screw Terminal BlocksMechanical clamping via screws, high current capacityIndustrial machinery control panels
Spring Cage Terminal BlocksTool-free wire insertion, vibration resistanceAutomotive testing equipment
PCB Terminal BlocksDirect printed circuit board mountingMedical diagnostic devices
DIN Rail Terminal BlocksStandardized rail mounting, modular expansionFactory automation systems

3. Structure & Components

Typical construction includes: - Insulating housing (PA66/Glass Fiber) - Conductive elements (Copper Alloy/Brass) - Mounting flange with M4/M6 threaded holes - Wire entry system (Axial/Radial orientation) - Locking mechanisms (Screw/Spring Clamp)

4. Key Technical Specifications

ParameterImportance
Rated Current (10-300A)Determines power handling capability
Working Voltage (250-1000V)Defines electrical insulation requirements
Wire Size Range (0.14-35mm )Dictates application flexibility
Material Flame Rating (UL94 V-0)Safety compliance factor
Operating Temperature (-40 C to +120 C)Environmental endurance indicator

5. Application Fields

Primary industries include: - Industrial Automation (PLC control cabinets) - Energy Systems (Solar inverters) - Transportation (Railway signaling) - Building Technology (HVAC controllers) - Test & Measurement (Lab equipment)

6. Leading Manufacturers

ManufacturerRepresentative Product
Phoenix ContactPT 12-2,5/2-H-SC
Weidm llerSAM 2.5/2
TE ConnectivityDeutsch DT Series
OmronLY2N-S-DC5V

7. Selection Guidelines

Key considerations: 1. Electrical requirements (current/voltage ratings) 2. Mechanical constraints (panel cutout dimensions) 3. Environmental conditions (temperature/humidity) 4. Maintenance needs (terminal accessibility) 5. Compliance standards (UL, CE, RoHS)

8. Industry Trends

Current developments focus on: - Miniaturization with higher current density - Smart terminal integration with diagnostic capabilities - Enhanced vibration resistance for mobility applications - Eco-friendly materials meeting REACH regulations - 3D-printed custom housing solutions

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